Martin Has Been Asked to Look for Weaknesses Within the Company's

Martin has been asked to look for weaknesses within the company's cloud infrastructure and create a report to be delivered to upper management. He is not to actually try and exploit any of the weaknesses found to determine to what extent they might compromise the system. Which of the following has Martin been asked to do?

A) Performance testing
B) Vulnerability testing
C) Load testing
D) Penetration testing